A3 877 then A3 322 at Athens
Budapest → Athens → Heraklion
Timetable, Athens time
19:20A3 877 from Budapest at the gate
19:00A3 322 to Heraklion leaves the gate
23 h 40 apart on the timetable, overnight
A3 322 leaves 23 h 40 after A3 877 arrives on the timetable: more than half a day, so not a connection we count.